TY - GEN TY - GEN T1 - On the stability of the ternary phases in the La-Co-O system and the nonstoichiometry of lanthanum cobaltate T2 - Report / Helsinki University of Technology A1 - Seppänen, Matti, 1944- LA - eng PP - Hki ; Otaniemi PB - Helsinki University of Technology. Institution of Process, Metallurgy YR - 1979 UL - https://kansalliskirjasto.finna.fi/Record/fikka.3353284 SN - 951-751-526-X nidottu ER -